he kidnapped. you also have to look at their mental state. and it is true that mr. muller has suffered significant mental health issues over the past several years. >> reporter: the fbi believes there may be more victims. >> dna when it comes backer kit light up like a christmas tree. we don't know. we don't know how many victims there are. >> reporter: victim denise huskins and her boyfriend now stand vindicated. with they told the police department this was real within hours, the police department said it was a hoax and she owed an apology to the public. well today, the vallejo police department owes an apology to miss huskins and mr. quinn. >> are you toward acknowledge that was a mistake? >> not at this time. we'll wait until investigation is concluded by the fbi and then